Quantum Computing (NASDAQ: QUBT) COO stock vests, shares sold for taxes

Rhea-AI Filing Summary

Quantum Computing Inc.'s Chief Operating Officer, Milan Begliarbekov, reported routine equity compensation activity. On December 31, 2025, 13,550 restricted stock awards previously granted to him vested at a reported price of $10.26 per share, increasing his directly owned common stock to 27,100 shares. On January 7, 2026, he sold 2,860 shares of common stock at a weighted average price of $11.85 per share, with the sale described as covering taxes. After this tax-related sale, he directly owned 24,240 shares of Quantum Computing Inc. common stock. No derivative securities transactions were reported in this filing.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Begliarbekov Milan

(Last) (First) (Middle)

5 MARINE VIEW PLZ #214

(Street)

HOBOKEN NJ 07030

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Quantum Computing Inc. [ QUBT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/31/2025		A		13,550(1)	A	$10.26	27,100	D
Common Stock	01/07/2026		S		2,860(2)	D	$11.85	24,240	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 13,550 restricted stock awards previously granted to the Reporting Person vested on December 31, 2025. The awards were granted on October 3, 2024, with half vesting on December 31, 2024, and the remaining half vesting on December 31, 2025.

2. 2,860 shares were sold to cover taxes at a weighted average price of $11.85.

	/s/ Milan Begliarbekov	01/12/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
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FAQ

What insider activity did Quantum Computing Inc. (QUBT) report for its COO?

Quantum Computing Inc.'s Chief Operating Officer, Milan Begliarbekov, reported the vesting of restricted stock awards and a subsequent sale of shares to cover taxes, all involving the company’s common stock.

How many Quantum Computing Inc. (QUBT) shares vested for the COO?

On December 31, 2025, 13,550 restricted stock awards previously granted to the COO vested. The awards were originally granted on October 3, 2024, with half vesting on December 31, 2024 and the remaining half on December 31, 2025.

How many Quantum Computing Inc. (QUBT) shares did the COO sell and at what price?

On January 7, 2026, the COO sold 2,860 shares of Quantum Computing Inc. common stock at a weighted average price of $11.85 per share.

Why were Quantum Computing Inc. (QUBT) shares sold by the COO?

The filing states that 2,860 shares were sold to cover taxes, indicating the sale was related to tax obligations arising from equity compensation.

How many Quantum Computing Inc. (QUBT) shares does the COO own after these transactions?

Following the reported vesting and tax-related sale, the COO directly owns 24,240 shares of Quantum Computing Inc. common stock.

Did the Quantum Computing Inc. (QUBT) COO report any derivative securities transactions?

No. The filing’s Table II shows no entries, and the activity disclosed relates only to non-derivative common stock, including vested restricted stock awards and a sale.